Explorers By Caleb_Kendrick Jan 1, 1415 Prince Henry is inspired to explore Africa Jan 1, 1418 Prince Henry started his navigation school Jan 1, 1434 Prince Henry succeded in exploring Africa Jan 1, 1441 Prince Henry became involved in the slave trade Jan 1, 1455 Prince Henry sent Alvise da Cadamosto to Africa twice Jan 1, 1458 Prince Henry sent Diogo Gomes to Cape palmas Aug 3, 1492 Christopher Columbus sailed across the Atlantic ocean Oct 11, 1492 Columbus spotted the Carribian islands Mar 15, 1493 Columbus returns to Spain Nov 3, 1493 Columbus returns to the new world and discovers the Dominica Jul 8, 1497 Vasco da Gama sailed East under King Manuel I of Portugal Nov 22, 1497 Vasco da Gama rounded africa May 20, 1498 Vasco da Gama reached India May 30, 1498 Columbus sailed south to Trinidad Sep 1, 1499 Vasco da Gama returned to Lisbon Jan 1, 1500 Vasco Nunez de Balboa sailed from Spain to Comlumbia Jan 1, 1502 Vasco da Gama went to India again and killed may muslims May 9, 1502 Columbus sailed to Mesico Jan 1, 1511 Vasco Nunez de Balboa settled a colony in South America Jan 1, 1513 Vasco Nunez de Balbo sailed to the Darien peninsula Sep 1, 1513 Vasco Nunez de Balboa saw the eastern part of the Pacific ocean Period: Jan 1, 1519 to Jan 1, 1522 Magellan voyaged around the world Sep 8, 1519 Magellan started a voyage to Moluccas Sep 6, 1522 Magellan returned home from his voyage